| Darton to Karlovo | 1,418.50 mi (2,282.86 km) |
| Darton to Karnobat | 1,502.82 mi (2,418.56 km) |
| Darton to Kavarna | 1,520.99 mi (2,447.80 km) |
| Darton to Kazanlak | 1,442.41 mi (2,321.34 km) |
| Darton to Knezha | 1,352.23 mi (2,176.21 km) |
| Darton to Kostinbrod | 1,350.24 mi (2,173.01 km) |
| Darton to Kozloduy | 1,326.26 mi (2,134.41 km) |
| Darton to Kyustendil | 1,355.33 mi (2,181.20 km) |
| Darton to Levski | 1,398.60 mi (2,250.82 km) |
| Darton to Lom | 1,305.37 mi (2,100.79 km) |
| Darton to Lovech | 1,392.86 mi (2,241.60 km) |
| Darton to Lukovit | 1,368.83 mi (2,202.92 km) |
| Darton to Lyaskovets | 1,432.96 mi (2,306.12 km) |
| Darton to Mezdra | 1,353.28 mi (2,177.90 km) |
| Darton to Momchilgrad | 1,493.19 mi (2,403.06 km) |
